Traumatic dental injuries in nursery schoolchildren from Baghdad, Iraq.

The purpose of this study was to determine, by age and sex, 1) the prevalence of traumatic injuries to primary incisors and canines, and 2) their distribution according to type in nursery schoolchildren from the city of Baghdad. The sample consisted of 2389 children aged 1-4 yr enrolled in 39 nursery schools. The prevalence of injuries was 24.4% (24.5% in boys and 24.3% in girls). The largest percentage of injuries was demonstrated by the 4-yr-old children. There were no differences between boys and girls in their susceptibility to traumatic dental injuries. Combining both sexes, the most common type of injury was the enamel fracture (83.8%), followed by concussion (7.4%) and enamel-dentin fracture (6.2%).